Finding the Fourth Proportional to 809,605.07, 1,214,195.67 and 240,833.05
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Solution
The fourth proportional to 809,605.07, 1,214,195.67 and 240,833.05 is: 361,186.53
Step by Step Solution
- Step 1: Write the proportion equation
809,605.07 : 1,214,195.67 = 240,833.05 : x - Step 2: Convert to fraction form
809,605.07/1,214,195.67 = 240,833.05/x - Step 3: Cross multiply
809,605.07x = 1,214,195.67 × 240,833.05 - Step 4: Simplify right side
809,605.07x = 292,418,443,467.40 - Step 5: Solve for x
x = 292,418,443,467.40/809,605.07 - Step 6: Final answer
x = 361,186.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.